VIVIPARA. 21 
St. John’s River, Florida. 
The whorls of this species are only slightly 
convex, closely revolving, with sutures but 
little impressed. It is the shell believed by 
Say and Haldeman to = Bengalensis, Lam. 
Subgenus MELA N THO, Bowditch. 
* Banded, or reddish within. 
6. VIVIPARA SUBPURPUREA, Say. 
Hald., p. 28, t. ix. x 
8. VIVIPARA TEXANA, Tryon. 
Plate 13, figure 3. 
Shell solid, narrowly conic, light green col- 
ored, with faint bands; spire elongate, suture 
deeply impressed, apex obtuse; whorls 6, 
slightly convex; aperture small, suborbicular, 
equalling two-fifths the shell’s length. 
Length 28, diam. 15 mill. 
Texas. 
[47] 
